GeForce GTX 645 OEM and GeForce 9600 GTX - video card comparison
GeForce GTX 645 OEM
GeForce 9600 GTX
Architecture
Kepler (2012−2018)
Tesla (2006−2010)
GPU code name
GK106
G92
Market segment
Desktop
Desktop
Release date
April 2013
May 2009
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
1x 6-pin
Core clock speed
824 MHz
580 MHz
Floating-point performance
949.2 gflops
278.4 gflops
Manufacturing process technology
28 nm
65 nm
Number of transistors
2,540 million
754 million
Pipelines / CUDA cores
576
96
Power consumption (TDP)
65 Watt
140 Watt
Texture fill rate
39.55
27.84
Memory type
GDDR5
GDDR3
Maximum RAM amount
1 GB
512 MB
Memory bus width
128 Bit
256 Bit
Memory clock speed
4000 MHz
1400 MHz
Memory bandwidth
64 GB/s
44.8 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
2x DVI, 1x S-Video
HDMI
+
-
DirectX
12 (11_0)
11.1 (10_0)
CUDA
3.0
1.1
OpenCL
1.2
1.1
OpenGL
4.6
3.3
Shader Model
5.1
4.0
Vulkan
1.1.126
N/A